Elliptical Mirror, Broadband Dielectric, 25.4 mm x 35.9 mm, 488-694 nm

The 10E20BD.1 Broadband Dielectric Elliptical Mirror is an extremely versatile mirror for laboratory applications and highly efficient over a broad wavelength range. This 1.0 inch (25.4 mm) minor axis, 1.41 inch (35.9 mm) major axis, elliptical mirror is made from a 6.0 mm thick N-BK7 substrate. The BD.1 coating is extremely durable and will withstand repeated cleaning. This mirror has a λ/10 substrate surface flatness and a 40-20 surface quality.

Specifications

Technical Specs

Wavelength Region
VIS
Wavelength Range
488-694 nm
Mirror Shape
Elliptical
Mirror Size
25.4 x 35.9 mm
Thickness
6.0 mm
Material
N-BK7
Coating Type
Broadband Dielectric
Coating Code
BD.1
Surface Quality
40-20 scratch-dig
Surface Flatness
λ/10 at 632.8 nm
Substrate Number
10E20
Angle of Incidence
0-45°

Clear Aperture
≥central 80% of diameter
Back Surface
Ground
Reflectivity
Rs (avg)>99%, Rp (ave)>98% @ 488-694 nm
Damage Threshold
500 W/cm² CW, 3 J/cm², 10 ns pulses, 10 Hz, at 532 nm
Thickness Tolerance
±0.2 mm
Chamfers
0.38–1.14 mm face width
Chamfers Angle Tolerance
45° ±15°
Cleaning
See How to Clean Optics
Minor Axis
25.4 mm
Major Axis
35.9 mm

Wavelength Region
VIS
Wavelength Range
488-694 nm
Mirror Shape
Elliptical
Mirror Size
25.4 x 35.9 mm
Thickness
6.0 mm
Material
N-BK7
Coating Type
Broadband Dielectric
Coating Code
BD.1
Surface Quality
40-20 scratch-dig
Surface Flatness
λ/10 at 632.8 nm
Substrate Number
10E20
Angle of Incidence
0-45°

Clear Aperture
≥central 80% of diameter
Back Surface
Ground
Reflectivity
Rs (avg)>99%, Rp (ave)>98% @ 488-694 nm
Damage Threshold
500 W/cm² CW, 3 J/cm², 10 ns pulses, 10 Hz, at 532 nm
Thickness Tolerance
±0.2 mm
Chamfers
0.38–1.14 mm face width
Chamfers Angle Tolerance
45° ±15°
Cleaning
See How to Clean Optics
Minor Axis
25.4 mm
Major Axis
35.9 mm

Resources & Downloads

Other

10E20BD.1 RoHS Certificate(707.3 kB, PDF)
BD.1 Raw Data.xlsx(89.2 kB, XLSX)

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